{"type":"rich","version":"1.0","description":"단위원의 각도와 해당 좌표를 암기하는 플래시카드 활동","title":"단위원 값 암기","width":720,"html":"<iframe src=\"https://arcade.padlet.com/embed/0GjJL9lBKA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","height":480,"provider_name":"Padlet Arcade","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1767922010586&hashid=0GjJL9lBKA","provider_url":"https://arcade.padlet.com"}